Home / 74,041.90-111,062.76-24,121.91

Finding the Fourth Proportional to 74,041.90, 111,062.76 and 24,121.91

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Solution

The fourth proportional to 74,041.90, 111,062.76 and 24,121.91 is: 36,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,041.90 : 111,062.76 = 24,121.91 : x
  2. Step 2: Convert to fraction form
    74,041.90/111,062.76 = 24,121.91/x
  3. Step 3: Cross multiply
    74,041.90x = 111,062.76 × 24,121.91
  4. Step 4: Simplify right side
    74,041.90x = 2,679,045,901.07
  5. Step 5: Solve for x
    x = 2,679,045,901.07/74,041.90
  6. Step 6: Final answer
    x = 36,182.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.